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src/share/vm/memory/tenuredGeneration.cpp

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  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "gc_implementation/shared/collectorCounters.hpp"
  27 #include "gc_implementation/shared/gcTimer.hpp"
  28 #include "memory/allocation.inline.hpp"
  29 #include "memory/blockOffsetTable.inline.hpp"
  30 #include "memory/cardGeneration.inline.hpp"
  31 #include "memory/generationSpec.hpp"
  32 #include "memory/genMarkSweep.hpp"
  33 #include "memory/genOopClosures.inline.hpp"
  34 #include "memory/space.hpp"
  35 #include "memory/tenuredGeneration.inline.hpp"
  36 #include "oops/oop.inline.hpp"
  37 #include "runtime/java.hpp"
  38 #include "utilities/macros.hpp"



  39 
  40 TenuredGeneration::TenuredGeneration(ReservedSpace rs,
  41                                      size_t initial_byte_size, int level,
  42                                      GenRemSet* remset) :
  43   CardGeneration(rs, initial_byte_size, level, remset)
  44 {
  45   HeapWord* bottom = (HeapWord*) _virtual_space.low();
  46   HeapWord* end    = (HeapWord*) _virtual_space.high();
  47   _the_space  = new TenuredSpace(_bts, MemRegion(bottom, end));
  48   _the_space->reset_saved_mark();
  49   _shrink_factor = 0;
  50   _capacity_at_prologue = 0;
  51 
  52   _gc_stats = new GCStats();
  53 
  54   // initialize performance counters
  55 
  56   const char* gen_name = "old";
  57   GenCollectorPolicy* gcp = (GenCollectorPolicy*) GenCollectedHeap::heap()->collector_policy();
  58 




  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "gc_implementation/shared/collectorCounters.hpp"
  27 #include "gc_implementation/shared/gcTimer.hpp"
  28 #include "memory/allocation.inline.hpp"
  29 #include "memory/blockOffsetTable.inline.hpp"
  30 #include "memory/cardGeneration.inline.hpp"
  31 #include "memory/generationSpec.hpp"
  32 #include "memory/genMarkSweep.hpp"
  33 #include "memory/genOopClosures.inline.hpp"
  34 #include "memory/space.hpp"
  35 #include "memory/tenuredGeneration.inline.hpp"
  36 #include "oops/oop.inline.hpp"
  37 #include "runtime/java.hpp"
  38 #include "utilities/macros.hpp"
  39 #if INCLUDE_ALL_GCS
  40 #include "gc_implementation/parNew/parOopClosures.hpp"
  41 #endif
  42 
  43 TenuredGeneration::TenuredGeneration(ReservedSpace rs,
  44                                      size_t initial_byte_size, int level,
  45                                      GenRemSet* remset) :
  46   CardGeneration(rs, initial_byte_size, level, remset)
  47 {
  48   HeapWord* bottom = (HeapWord*) _virtual_space.low();
  49   HeapWord* end    = (HeapWord*) _virtual_space.high();
  50   _the_space  = new TenuredSpace(_bts, MemRegion(bottom, end));
  51   _the_space->reset_saved_mark();
  52   _shrink_factor = 0;
  53   _capacity_at_prologue = 0;
  54 
  55   _gc_stats = new GCStats();
  56 
  57   // initialize performance counters
  58 
  59   const char* gen_name = "old";
  60   GenCollectorPolicy* gcp = (GenCollectorPolicy*) GenCollectedHeap::heap()->collector_policy();
  61 


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